DNS Gurus

SSL Verification Bypassed

The server's SSL certificate could not be verified. The analysis was completed using insecure mode. Data may be less reliable.

Reason:

Hostname Mismatch - certificate is issued for *.pmc.pearsonprd.tech, not for research.pearson.com

Cached · just now
6 Headers

Detected Technologies from Headers

See all in URL Inspect 1
Apache logo Apache

HTTP Security Headers

Status
Strict-Transport-Security
Present
max-age=31536000
Content-Security-Policy
Missing
Not configured Analyze
Content-Security-Policy-Report-Only
Missing
Not configured Analyze
X-Frame-Options
Missing
Not configured
X-Content-Type-Options
Missing
Not configured
Referrer-Policy
Missing
Not configured
Permissions-Policy
Missing
Not configured
Recommendations
  • • Increase HSTS max-age to at least 1 year and add includeSubDomains
  • • Add Content-Security-Policy header to prevent XSS attacks
  • • Add X-Frame-Options: DENY or SAMEORIGIN to prevent clickjacking
  • • Add X-Content-Type-Options: nosniff
  • • Add Referrer-Policy header (recommended: strict-origin-when-cross-origin)
  • • Consider adding Permissions-Policy to control browser features

Performance Headers

No performance headers found

Caching Headers

No caching headers found

Content Headers

Content-Length
Content
362
Content-Type
Content
text/html; charset=iso-8859-1

Server Headers

Server
Apache logo
Server
Apache

CORS Headers

No CORS headers found

Cookies Headers

Set-Cookie
Cookies

Other Headers

Date
Other
Fri, 10 Apr 2026 22:07:45 GMT

Recommendations

Enable compression (gzip/brotli) to improve performance

Add Cache-Control header to optimize caching